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1,1-Dimethylthiourea

Also known as: N,N-Dimethylthiourea, 1,1-Dimethyl-2-thiourea, Thiourea, N,N-dimethyl-, N,N-Dimethyl-2-thiourea, NSC 67246, AI3-17358, EINECS 230-204-7, UNII-T6V4G4L8S6

1,1-Dimethylthiourea (CAS 6972-05-0) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C3H8N2S and a molecular weight of 104.174 g/mol. Key properties include a melting point of 163-164°C (lit.), a boiling point of 144.6±23.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 41.2±22.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6972-05-0
Jingsj CID
J-1519953-8
Molecular Formula
C3H8N2S
Molecular Weight
104.174 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point163-164°C (lit.)
Boiling Point144.6±23.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point41.2±22.6 °C
Exact Mass104.040817
PSA61.35000
LogP-0.27
Vapor Pressure5.1±0.3 mmHg at 25°C
Refractive Index1.562

Customs & Trade Information

HS Code2930909090
Summary2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1,1-Dimethylthiourea?

The CAS number of 1,1-Dimethylthiourea is 6972-05-0.

What are the molecular formula and molecular weight of 1,1-Dimethylthiourea?

1,1-Dimethylthiourea has molecular formula C3H8N2S and molecular weight 104.174 g/mol.

What are the upstream and downstream products of 1,1-Dimethylthiourea?

For 1,1-Dimethylthiourea, Upstream Products: Dimethylamine, Dimethylcyanamide, Potassium thiocyanate; Downstream Products: 1,2,3-Trimethylisothiourea, 3,5-dimethyl-1,3,5-oxadiazinane-4-thione, 1,3-Dimethylguanidine.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "1,1-Dimethylthiourea (CAS 6972-05-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1519953-8 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.